xper,xns,xew,xco
0.100000001 , 6.34823322 , 6.15208149 , 892.650024
0.200000003 , 1.08621013 , 1.30471539 , 1031.25000
0.300000012 , 1.15044940 , 1.43070567 , 1031.25000
0.500000000 , 2.30366778 , 2.02776408 , 1031.25000
1.00000000 , 1.87753844 , 2.30471277 , 562.650024
2.00000000 , 0.248447016 , 0.223417327 , 281.325012
3.00000000 , 0.115441881 , 9.17026401E-02 , 187.688004